Which of the Following Statements Related to the "ON Pathway" of the Visual

question 55

Multiple Choice

Which of the following statements related to the "ON pathway" of the visual system is correct?

• A)Bipolar cells fire action potentials only when bright light strikes the photoreceptors linked to them.
• B)Bipolar cells spontaneously depolarize in the absence of input from photoreceptor cells.
• C)Bipolar cells hyperpolarize in the absence of input from photoreceptor cells.
• D)Glutamate receptors on bipolar cells are excitatory.
• E)Only cones are associated with bipolar cells of the "ON pathway," rods are not. 

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